Chemotherapy in the treatment of soft tumours.
D006801:Humans; D002955:Leucovorin / Q000627:therapeutic use*; D008727:Methotrexate / Q000627:therapeutic use*; D009362:Neoplasm Metastasis / Q000188:drug therapy; D012075:Remission, Spontaneous; D012509:Sarcoma / Q000188:drug therapy*
D002955:Leucovorin; D008727:Methotrexate